EVAL-AD5668SDCZ View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
EVAL-AD5668SDCZ
Analog Devices
'EVAL-AD5668SDCZ' PDF : 30 Pages View PDF
AD5628/AD5648/AD5668
0.0010
0.0005
VDD = 5V
EXT REF = 5V
TA = 25°C
0
–0.0005
–0.0010
–0.0015
0
1
2
3
4
5
6
7
8
9
TIME (µs)
Figure 43. Analog Crosstalk
0.0020
0.0015
0.0010
0.0005
0
–0.0005
–0.0010
–0.0015
0
VDD = 5V
EXT REF = 5V
TA = 25°C
1
2
3
4
5
6
7
8
TIME (µs)
Figure 44. DAC-to-DAC Crosstalk
6
VDD = 5.5V
EXT REF = 5V
4 DAC CODE = 0xFF00
2
0
–2
–4
–6
–8
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
Figure 45. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
Data Sheet
20 EXT REF = 2.5V
DAC CODE = 0xFF00
15
10
5
0
–5
–10
–15
–20
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
Figure 46. 0.1 Hz to 10 Hz Output Noise Plot, External Reference
20
INT REF = 1.25V
DAC CODE = 0xFF00
15
10
05
0
–05
–10
–15
–20
0 1 2 3 4 5 6 7 8 9 10
TIME (s)
Figure 47. 0.1 Hz to 10 Hz Output Noise Plot, Internal Reference
800
700
600
500
400
VREF = 2.5V
300
200
100
VREF = 1.25V
0
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 48. Noise Spectral Density, Internal Reference
Rev. J | Page 18 of 30
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